Answer:
20) false he was killed a couple days after the civil war ended
21) actor John Wilkes Booth
Answer:
When lines close they make a shape or figure because when a line closes it makes a figure or shape with so many sides or rounded like a circle.
I'd say shape since most things are classified as a shape.
Explanation:
Hope this helped.
A brainliest is always appreciated.
Maintaining eye contact with the speaker
I think.
because you could be writing notes, and that doesn't include eye contact